There is no err.h on solaris.
There is no err.h on solaris.

Reported by:	muhammad akl

kiryu/rtpproxy,synety-jdebp/rtpproxy,jevonearth/rtpproxy,dsanders11/rtpproxy,DrumTechnologiesLtd/rtpproxy,jevonearth/rtpproxy,sippy/rtpproxy,mab-netdev/rtpproxy,hongbinz/rtpproxy,miconda/rtpproxy,mab-netdev/rtpproxy,hongbinz/rtpproxy,DrumTechnologiesLtd/rtpproxy,Vocalocity/rtpproxy-pre,synety-jdebp/rtpproxy,viraptor/RTPproxy,gtkiller/rtpproxyd,DrumTechnologiesLtd/rtpproxy,mab-netdev/rtpproxy,jevonearth/rtpproxy,synety-jdebp/rtpproxy,Vocalocity/rtpproxy-pre,dsanders11/rtpproxy,kiryu/rtpproxy,viraptor/RTPproxy,kiryu/rtpproxy,Vocalocity/rtpproxy-pre,dsanders11/rtpproxy,Vocalocity/rtpproxy-pre,sippy/rtpproxy,sippy/rtpproxy,jevonearth/rtpproxy,synety-jdebp/rtpproxy,hongbinz/rtpproxy,miconda/rtpproxy,hongbinz/rtpproxy,gtkiller/rtpproxyd,miconda/rtpproxy